Abstract Bioinformatic data sources available on the web are multiple and heterogenous. The lack of documentation and the difficulty of interaction with these data banks require us...
A common practice in conceptual modeling is to separate the conceptual from the data model. Although very intuitive, this approach is inadequate for many complex domains, in which...
Abstract. Data integration, in the context of the web, faces new problems, due in particular to the heterogeneity of sources, to the fragmentation of the information and to the abs...
Sonia Bergamaschi, Pablo R. Fillottrani, Gionata G...
Both OWL-DL and function-free Horn rules3 are decidable logics with interesting, yet orthogonal expressive power: from the rules perspective, OWL-DL is restricted to tree-like rule...
Abstract. Most users of the WWW want their searches to be effective. Currently, there exists a wide variety of efficient syntactic tools that have can be used for search in the WWW...
Katia Wechsler, Jorge A. Baier, Miguel Nussbaum, R...